SD42522 Silan, SD42522 Datasheet - Page 2

• Manufacturer Part Number: SD42522
• Description: 1A High Power LED Driver
• Manufacturer: Silan

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BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATING
ELECTRICAL CHARACTERISTICS
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http://www.silan.com.cn
Comp Voltage
SENSE voltage
Junction Temperature
Supply Voltage
Operating Current
Upper Switch Leakage
Current Limit
Maximum Duty Cycle
Oscillator Frequency
Supply Voltage
Switch Voltage
Lead Temperature
Storage Temperature
Input Voltage
Operating Temperature
Characteristics
Characteristics
Symbol
Symbol
V
V
T
T
D
SENSE
V
COMP
I
f
V
V
V
OPR
T
STG
I
LIM
osc
T
max
SW
I
IN
IN
IN
IN
L
L
（Unless otherwise specified, V
j
V
V
V
3LED, V
CC
SW
IN
=SENSE=12V
Test Condition
=6/40V
=36V
IN
=9V
-1~V
-0.3~VIN
Ratings
-65~150
-40~125
IN
-0.3~6
6~40
150
260
=12V，I
40
IN
Min.
250
1.6
+1
--
6
OUT
Typ.
=700mA,T
280
1.5
1.9
93
0
REV:1.0
Max.
amb
320
2.0
2.2
36
95
5
Page 2 of 8
=25°C）
2009.07.06
Unit
Unit
kHz
mA
μA
°C
°C
°C
°C
%
V
V
V
V
V
V
A